英文關鍵字
abrasive
angle
axe
blacksmith
caucasian
craft
cutting
dark
electric
element
factory
fireplace
forge
glasses
grind
grinder
grinding
hand
hazards
heated
helmet
industrial
iron
man
manual
manufacture
mask
metal
motion
product
production
repair
shower
smith
smithy
spark
sparkle
steel
stove
tool
welding
work
worker
workshop